ISCHEMUM. ANDROPOGONEJE (AUCT. EDUARDO HACKEL). 229 
4—6 mm. late, acuminatz, rigide, excepta basi saepe fimbriata gla- 
berrimæ. Racemi erecti, duo pedicellati (pedicello 5 mm. longo), duo 
sessiles, inequales, 3—5 cm. longi, crassi, virescentes, parce pilosi ; 
articuli pedicellique spicula sessili duplo breviores, angulis omnibus 
pilis rigidis ereeto-patulis fulvo-griseis in angulo exteriore articulo 
duplo, in reliquis multoties brevioribus ciliati. Spieulz sessiles lanceo- 
latze, apice leviter extus curvatæ, flavo-virentes, eum callo oblongo 
1 mm. longo pilis ipsum subsuperantibus barbato 6 mm. longa; 
gluma I in '/, superiore carinata carinis albo-marginatis v. anguste 
alatis ciliolatis, in */, inferioribus laxe involuta, marginibus subrotun- 
datis nec auriculatis, nervis 6—7 infra medium obsoletioribus, supra 
medium validis anastomosantibus percursa, scaberula ; II^ minute 
mucronulata, obsolete 5-nervis, marginibus implieatis hyalinis cilio- 
lata ; IV* ad lobos ciliolata, aristam emittens 8—9 mm. longam gra- 
cilem eolumnä intra glumas fere latente fuscä subulam violascentem 
laxissime tortam squante. Spiculæ pedicellat® late elliptico-lanceo- 
late, 5 mm. longz, callo brevi minute barbato, virescentes ; gluma 
I» in */, superiore anguste alata; II^ sub apice mucronulato alula 
brevissima instructa, carina pilifera ; arista glumæ IV** 5 mm. longa, 
perfecta. 
Ceylon pr. Matelle (1. Beebett, Thwaites n. 3871 in h. ber.). 
24, I. timorense (Kunth! Révis. Gram. 1, p. 369, tab. 98); 
laminis glabris v. utrinque (precipue prope basin) pilis adspersis, 
lanceolatis ; racemis sepius binis ; spiculæ sessilis gluma I? in '/,—'/, 
inferiore subcoriacea estriata, in reliqua parte chartacea, elevato-5—9 
striata, glabra v. superne pilosa, bimucronata. 
Culmi basi decumbentes, ad nodos radicantes ibique ramos ascen- 
dentes proferentes, graciles, sug os floriferos 1—3"** edentes v. 
simplices, ibique plus minus longe nudi. Vaginz laxe, glaberrims 
v. superne versus 08 pubescentes, ore sepe eiliate. Lamins e basi 
angustata rotundata lanceolatze v. lineari-lanceolatze, 2—6 em. longze, 
7—10 mm. late, breviter acuminatz, flaceidule, subtus hirtule, 
margine scaberrimæ. Racemi pallide v. livide virescentes, parce pilosi, 
alter sessilis, alter pedicello 3—6 mm. longo fultus ; articuli pedicelli- 
que spicula subduplo breviores, angulo exteriore pilis griseis v. fulvo- 
griseis articulo 2—3-plo brevioribus rigidulis suberectis, angulis inte- 
rioribus pilis brevissimis eiliati. Spieule sessiles cum callo lineari- 
oblongo 1 mm. longo barbato 5—6 mm. long, ovato-lanceolatze, 
virescentes ; gluma I"* in "/, inferiore marginum involuta et late 
